本文介绍JM PC A (I)聚羧酸系高效减水剂的化学结构、作用机理、性能特点及其高性能混凝土的应用。

Chemical structure, mechanism, performance characteristics of JM-PCA (I) carboxylic high range water reducing agent and its application in high performance concrete are presented.

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超高性能混凝土活性粉末混凝土(RPC)的出现是混凝土技术的一大进步，但由于理论研究的缺乏使其未能广泛地应用。

Reactive powder concrete (RPC), an ultra-high performance concrete, is a great progress of concrete technology, but it is put into practice widely without enough theories.

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介绍聚丙烯高性能纤维混凝土的配合比设计、施工、技术性能及应用情况。

This paper introduces the mixing ratio design, construction, technical performance and application of polypropylene high-performance fiber concrete.

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